20679230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14461}}^1$

素因数の和:14492

約数の個数: 32

約数和(自身を含む): 43733088

約数和(自身を除く): 23053858

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14461, 28922, 72305, 144610, 159071, 187993, 318142, 375986, 795355, 939965, 1590710, 1879930, 2067923, 4135846, 10339615, 20679230]

約数ペア:

[(1, 20679230), (2, 10339615), (5, 4135846), (10, 2067923), (11, 1879930), (13, 1590710), (22, 939965), (26, 795355), (55, 375986), (65, 318142), (110, 187993), (130, 159071), (143, 144610), (286, 72305), (715, 28922), (1430, 14461)]